package com.demo.security.config;

import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

@Configuration
public class MvcConfig implements WebMvcConfigurer {

    @Override
    public void addCorsMappings(CorsRegistry registry) {
        registry.addMapping("/**") // 允许跨域访问的路径
                .allowedOrigins("*") // 允许跨域访问的源
                .allowedMethods("POST", "GET", "PUT", "OPTIONS", "DELETE") // 允许请求方法
                .maxAge(168000) // 预检间隔时间
                .allowedHeaders("*") // 允许头部设置
                .allowCredentials(true); // 是否发送cookie
    }

    @Override
    public void addViewControllers(ViewControllerRegistry registry) {
        //        registry.addViewController("/").setViewName("home");
        //        registry.addViewController("/index").setViewName("index");
        //        registry.addViewController("/home").setViewName("home");
        //        registry.addViewController("/hello").setViewName("hello");
        //        registry.addViewController("/login").setViewName("login");
    }

    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/templates/**").addResourceLocations("classpath:/templates/");
    }
}
